Polar bears are carnivorous, mostly eating seals, . They also eat Arctic foxes, reindeer, rodents, musk ox, fish, shellfish, eggs and seabirds such as gulls. They have been known to eat beluga whales and even walruses.
The Australian Bureau of Statistics survey reveals households spend an average of $60 each week on fuel for vehicles, and $39 on gas and electricity for their homes. Households in the Northern Territory face the highest total energy costs of any state or territory, with a weekly bill of $110.
At this point, the average price of gasoline is about one dollar higher than it was one year ago. Since the average American household goes through about 750 gallons of gas a year, that means that in 2011 American families will spend somewhere around $750 more for gas.